Backend Engineer at Aiwyn

Aiwyn is the fastest-growing software company dedicated to the accounting profession. Since our founding in 2020, we have partnered with over 150 of the largest CPA firms globally to streamline cash flow, save partners time, and improve client experiences through our practice automation solutions. We are led by serial entrepreneurs with a track record of successful exits and are backed by top-tier investors like Bessemer, KKR, and Revolution. We are currently looking for a Senior Backend Engineer to join our remote-first team and help us modernize the tax industry by building innovative, AI-driven products from the ground up.

What you'll be doing

• Design and implement robust systems, including computation engines that automatically update complex, interdependent fields based on evolving tax codes.
• Develop data pipelines and semantic graphs that transform IRS documentation into type-safe, testable code while analyzing millions of tax returns for patterns and optimizations.
• Build and maintain scalable APIs that power our frontend applications and support seamless integration with third-party systems.

What you'll bring

We are looking for an experienced engineer who is comfortable working in a remote, async-first environment. You should possess the following qualifications:

• Proven expertise in designing and maintaining complex backend systems using Python and FastAPI.
• Strong proficiency in database management and data modeling, specifically with PostgreSQL.
• A deep familiarity with Google Cloud infrastructure and CI/CD workflows.
• A proactive mindset with the ability to integrate AI tools, such as Cursor or Windsurf, directly into your daily development workflow.
• A product-focused approach, allowing you to weigh technical tradeoffs against user needs and communicate effectively across the organization.
• Fluency in English to ensure clear collaboration with our global team.

What you'll get

As a full-time member of our team, you will enjoy a high degree of autonomy and the opportunity to solve challenging problems in a fast-paced startup environment. Your benefits include:

• Remote work flexibility from anywhere.
• Comprehensive medical, dental, and vision insurance.
• Stock options to ensure you have ownership in our collective success.
• 401(k) retirement plan with matching.
• Flexible paid time off.
• A dedicated mental wellness budget.
• An annual $1,000 adventure travel stipend to help you recharge.